问题
Excuse me, could you tell me where ______ in the group-buying— Sure, sir. You can try www.taobao.com.
A:can I join
B:did I join
C:I can join
D:I joined;
B:did I join
C:I can join
D:I joined;
正确答案是：
同类题型
Nowadays people take___ exercise a day as they did in the past because of widely used automobiles
Has Timmy finished his painting yet—I guess not. He______on it when I walked past the classroom.
The boy doesn’t like _________ red sweaters. He is _________ a blue one now.